早产儿视网膜病变(ROP)原称晶体后纤维增生症,是早产低出生体重儿发生的一种增殖性视网膜病变[1],1942年首先由Terry报道,1984年正式定名为ROP。近年来,随着医学技术的提高,有希望存活的早产儿胎龄不断下降,存活的早产儿数量显著增加,ROP的发生率也逐年上升。它轻则引起近视、 Retinopathy of prematurity (ROP), formerly known as posterior fibroplasia, is a proliferative retinopathy of premature low birth weight infants [1]. It was first reported by Terry in 1942 and formally named as ROP in 1984. In recent years, with the advancement of medical technology, the gestational age of premature babies who hope to survive is declining, the number of surviving preterm babies increases significantly, and the incidence of ROP also increases year by year. It lightly causes myopia,